The programmable universal remote controls, with their 15 grams of weight, are the first compact universal key openers. You can insert up to four remote controls with a frequency of 433 MHz into its memory. The universal gate remote control, extremely compact in size, can store up to 4 different radio control codes.The universal gate remote control is programmed for self-learning of the original remote control. Compatibility: Our universal car remote control is compatible with most fixed code universal remote controls for gates, garages and electric doors that work with a frequency of 433.92 MHz from any brand. Extremely compact in size, it is constructed of ABS and aluminum, it has a neat and modern design, and the sliding key cover prevents accidental presses.